
PV300 solar pump inverter
The PV300 photovoltaic water pump inverter, a tailor-made product for photovoltaic water pumping systems, aims to efficiently transform the direct current (DC) generated by photovoltaic panels into alternating current (AC), thereby…
Guarantee
18 months
Service Response
Within 24 hours
Manufacturer
KEWO Shenzhen
Certification
ISO9001 · CE
CAD files are available on request via WhatsApp or email.
Product Details
Technical description, specifications and application notes as supplied by the KEWO factory.
The PV300 photovoltaic water pump inverter, a tailor-made product for photovoltaic water pumping systems, aims to efficiently transform the direct current (DC) generated by photovoltaic panels into alternating current (AC), thereby powering water pumps for pumping operations. This inverter boasts several key features:
High Efficiency: Leveraging advanced power conversion technology and optimization algorithms, it minimizes energy losses during the conversion process, ensuring maximum conversion efficiency. This means that every ray of sunshine is fully harnessed to provide the impetus for water lifting.
High Reliability: Designed to withstand the rigors of outdoor environments, the inverter incorporates waterproof, dustproof, and heat-resistant industrial-grade features, along with multiple protection mechanisms (such as overvoltage, undervoltage, and short-circuit protection). This ensures stable operation even under adverse conditions, reducing maintenance costs and enhancing the overall system reliability.
Long Lifespan: Crafted with high-quality components and materials, combined with precise manufacturing processes, the photovoltaic water pump inverter exhibits exceptional durability. Its intelligent temperature control system and effective heat dissipation design further extend the equipment's lifespan, delivering long-term, stable returns on investment for users.
Wide Range of Applications: Thanks to its outstanding performance and broad compatibility, this inverter finds numerous applications across diverse sectors. In agriculture, it facilitates precision irrigation, boosting crop yields. In livestock farming, it ensures a consistent water supply for animals. In sewage treatment, it drives pumps to efficiently evacuate or recycle wastewater. And in island water supply systems, it serves as a crucial component in addressing water scarcity in remote locations.
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Feature
Product Features:
Efficient Conversion: Advanced Maximum Power Point Tracking (MPPT) technology is adopted to track the maximum output power of photovoltaic panels in real-time, ensuring maximum energy conversion efficiency.
Wide Voltage Input Range: Suitable for photovoltaic panels with different specifications, the wide input voltage range ensures stable system operation.
Intelligent Protection: Equipped with multiple protection functions such as overcurrent, overvoltage, undervoltage, short circuit, and overload, ensuring equipment safety.
Long-life Design: High-quality electronic components and heat dissipation design are adopted to ensure long-term stable operation of the equipment in harsh environments such as high temperature and high humidity.
Remote Monitoring: Supports various communication methods such as RS485 and Wi-Fi, enabling remote monitoring and data collection, facilitating fault diagnosis and system maintenance for users.
Technical specifications
| Parameter | Numerical Value |
| Rated Input Voltage | 4T series, with DC input ranging from 200V to 800V/900VDC or AC input at 380VAC, outputs 0-380VAC. |
| 2S Series, DC 15V-450VDC or 220VAC AC input, output 0-220VAC. | |
| Rated Output Voltage | AC 220V/380V (optional) |
| Rated power | 1kW-7.5kW (optional) |
| Conversion Efficiency | ≥97% |
| Protection level | IP20 |
| Working Temperature | -25℃~+60℃ |
| Voltage level | Power/kW | Exterior dimensions. | Installation dimension. | Installation aperture. | ||||||
| W wide | H height | D thick | W1 | H1 | ||||||
| Single-phase 220VAC | 0.75 | 75 | 182 | 145 | 50 | 171 | M5 | |||
| 1.5 | ||||||||||
| 2.2 | ||||||||||
| Three-phase 380VAC | 0.75 | |||||||||
| 1.5 | ||||||||||
| 2.2 | ||||||||||
| 3 | ||||||||||
| 4 | ||||||||||
| 5.5 | ||||||||||
| Three-phase 380VAC | 7.5k | 160 | 182 | 145 | 50 | 171 | M5 | |||
| 11kw | ||||||||||
Specification
Specification of Photovoltaic Solar Pump Inverter
| Recommended MPPT voltage range. | Vmp 260 to 355VDC for 2S. |
| Used for 4T Vmp 486 to 650 VDC. | |
| Suggest inputting Voc and Vmpp voltage. | Voc 355 (VDC) and Vmpp 310 (VDC) are used for the 2S model or 220V AC pump. |
| Voc 620 (VDC), Vmpp 540 (VDC) for use with 4T type or 380V AC pumps. | |
| Motor type | Three-phase asynchronous AC water pump and AC permanent magnet synchronous motor (PMSM). |
| Rated output voltage. | 3-phase, 0~ input voltage. |
| Output frequency range | Maximum frequency of 600Hz. |
| MPPT efficiency | 97% |
| Overload range | G-type submersible pump, 150% rated current for 60s, 180% rated current for 3s. |
| Special Performance of Solar Pump Control | MPPT (Maximum Power Point Tracking), automatic/manual operation, idle protection, low stop frequency protection, minimum power input, motor maximum current protection, flow calculation, energy generation calculation, and detected water level in the water tank. |
| Protection function. | Under-voltage protection, phase short-circuit protection, ground fault circuit protection, input/output short-circuit protection. Stall protection, lightning protection, overheat protection. |
| Protection level. | PV series IP20 - Forced air-cooling. |
| PSD series IP54 forced air cooling. | |
| Operating mode | MPPT or CVT |
| Height | Less than 1000 meters; for elevations above 1000m, there will be a 1% decrease for every additional 100m. |
| Standard Communication Input Backup Circuit. | CE, based on the AD800 series high-performance inverter design. For more specifications, please refer to the AD800 series vector control inverter user manual. |
Model Selection
| PV300 series solar pump frequency converter model list | |||||||
| Serial number | Model number. | Rated current(A) | Output Voltage(V) | Applicable pump | Package size | MPPT voltage(VDC) | Weight(kg) |
| (KW) | Length * Width * Thickness (mm) | ||||||
| 2S Series: Input range 150~400VDC or 200~240VAC, Voc350VDC. | |||||||
| 1 | PV300-2S0.75GB | 4 | 0V~220V | 0.75 | 215*170*190 | 260~375 | 1.5 |
| 2 | PV300-2S1.5GB | 7 | 0V~220V | 1.5 | 215*170*190 | 260~375 | 1.5 |
| 3 | PV300-2S2.2GB | 10 | 0V~220V | 2.2 | 215*170*190 | 260~375 | 1.5 |
| 4 | PV1000-2S3.7GB | 17 | 0V~220V | 3.7 | 280*180*215 | 260~375 | 1.5 |
| 4T series: 250~800VDC or 380~460VAC, Voc 620VDC. | |||||||
| 1 | PV300-4T0.75GB | 2.5 | 0V~380V | 0.75 | 215*170*190 | 486~750 | 1.5 |
| 2 | PV300-4T1.5GB | 3.7 | 0V~380V | 1.5 | 215*170*190 | 486~750 | 1.5 |
| 3 | PV300-4T2.2GB | 5 | 0V~380V | 2.2 | 215*170*190 | 486~750 | 1.5 |
| 4 | PV300-4T3.7GB | 10 | 0V~380V | 3.7 | 215*170*190 | 260~375 | 1.5 |
| 8 | PV1000-4T5.5GB | 13 | 0V~380V | 5.5 | 320*215*250 | 486~750 | 2 |
| 9 | PV1000-4T7.5GB | 16 | 0V~380V | 7.5 | 320*215*250 | 486~750 | 3 |
| 10 | PV1000-4T11GB | 25 | 0V~380V | 11 | 390*275*285 | 486~750 | 3 |
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